Quill Lakes. 27/05/87; Saskatchewan; 63,500 ha; 51°55'N 104°20'W. International Biological Programme Site. Surrounded by glacial moraines, Canada's largest saline lake consists of a series of lakes forming the center of a closed drainage basin on muddy or sandy alkaline flats. Salinity limits the floral diversity of the lakes. An internationally important area for nesting and staging waterbirds during both spring and fall migrations, with up to 155,000 individuals present at one time. Birds include 85,000 geese, 100,000 ducks, 12,000 cranes and the endangered plover Charadrius melodus, which breeds at the site. Ramsar site no. 365. Most recent RIS information: 2001.